نتایج جستجو برای: bipolar plates

تعداد نتایج: 73813  

Journal: :iranian journal of psychiatry 0
ali reza shafiee-kandjani department of psychiatry, tabriz university of medical sciences, tabriz, iran javad golmirzaei department of psychiatry, bandarabbas university of medical sciences, bandarabbas, iran salam bakhshi department of psychiatry, tabriz university of medical sciences, tabriz, iran shahrokh amiri department of psychiatry, tabriz university of medical sciences, tabriz, iran mohammad ali ghoreishizadeh department of psychiatry, tabriz university of medical sciences, tabriz, iran

objective: patients with bipolar mood disorder constitute a relatively large number of individuals hospitalized in psychiatric hospitals. this disorder is highly co-morbid with other psychiatric disorders and may effect their clinical course. the goal of this study was to determine the co-occurrence rate of anxiety disorders and substance abuse with bipolar mood disorders and their impact on cl...

2017
Justin Richards Kerstin Schmidt

The idea of a fuel cell was first discovered in 1839 by Christian Friedrich Schönbein [64] and William Grove [27]. Independently from each other they provided the foundation for the development of many different kinds of fuel cells. Today’s fuel cells are mostly classified by the type of electrolyte used in the cells. The most common types are polymer electrolyte fuel cells PEFC (developed by W...

C. Jana J. Wang M. Pal

Molodtsov initiated soft set theory that provided a general mathematicalframework for handling with uncertainties in which we encounter the data by affix parameterized factor during the information analysis as differentiated to fuzzy as well as bipolar fuzzy set theory.The main object of this paper is to lay a foundation for providing a new application of bipolar fuzzy soft tool in ...

Journal: :ECS transactions 2021

Over the past several years, Nexceris has been developing high performance Solid Oxide Electrolysis Cells “SOEC” and stacks leveraging materials, electrode, interlayer development along with Nexceris’ power-density stack design. Observed durability improvements demonstrated on both single cells short will be addressed. Stack intent downselected electrode sets were scaled to 42 96 cm 2 active ar...

Journal: :Sustainability 2022

The contact pressure between bipolar plates (BPPs) and a membrane electrode assembly (MEA) has key impact on Proton Exchange Membrane Fuel Cell (PEMFC) performance. However, it is difficult to obtain the combined with operating temperature action via finite element analysis (FEA) model, resulting in limited calculation resources for problem of multiscale thermo-mechanical coupled full-dimension...

2016
Chih-Hsun Chang Han-Wen Chou Ning-Yih Hsu Yong-Song Chen

Chih-Hsun Chang 1, Han-Wen Chou 2, Ning-Yih Hsu 2 and Yong-Song Chen 1,* 1 Advanced Institute of Manufacturing with High-tech Innovations and Department of Mechanical Engineering, National Chung Cheng University, No. 168, University Rd., Minhsiung Township, Chiayi 62102, Taiwan; [email protected] 2 Institute of Nuclear Energy Research, Atomic Energy Council, No. 1000 Wenhua Rd., Jiaan Village...

Journal: :Journal of The Electrochemical Society 2023

Magnesium bipolar plates (BPPs) offer great advantage in realizing the ultra-lightweight target of proton exchange membrane fuel cells (PEMFCs). However, high corrosion tendency limits its application. To improve resistance and surface conductivity Mg BPPs, a novel Graphite paper/Cu coating is proposed this study. 24 h potentiostatic polarization results reveal that current density coated speci...

Journal: : 2022

Fuel cell is one of the main powers new energy vehicles. In fuel cell, bipolar plate an important component for its normal operation, which plays a variety roles, such as distributing reaction gas, collecting current, draining water, conducting heat and supporting machinery. Its flow field structure determines proportion area, uniformity gas distribution, etc., significantly affects many parame...

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